321 € Cheap Flights from Washington Dulles to Saint George

Compare Washington Dulles to Saint George flight deals

Find the cheapest month or even day of the year to fly to Saint George

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Flight deals from Washington Dulles to Saint George

Looking for a cheap last-minute deal or the best return flight from Washington Dulles Airport to Saint George Airport? If you want to travel next month, return fares start from 321 €. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington Dulles to Saint George

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Saint George flights are currently cheapest in August.

Washington Dulles to Saint George: Alternative routes

Compare routes from Washington Dulles to Saint George below. You may find an airport to fly into that's cheaper, faster, or easier than Saint George.

Washington D.C. to Saint George: Flight information

The things to know before you go.
Cheapest flight found321 €
Cheapest month to flyAugust

Finding cheap flights from Washington Dulles to Saint George: Frequently asked questions

The best price we found for a return flight from Washington Dulles to Saint George is 321 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Washington Dulles to Saint George. But we found flights with one or more stops from 321 €.
As of July 2026, there are no flights flying from Washington Dulles to Saint George.
The cheapest month to fly from Washington Dulles to Saint George is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Saint George Airport on Friday, 7 August 2026.
No airlines currently offer direct flights between Washington Dulles Airport and Saint George Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Saint George but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Saint George is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, United offers the cheapest flight tickets to Saint George.

Travelling from Washington Dulles Airport (IAD) to Saint George Airport (SGU): what you need to know

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This will give you enough time to board your IAD to SGU flight.

  • Be prepared for bigger queues in popular months such as July. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a good idea.

  • If you'd like to explore another city along the way, simply deselect 'Direct flights only' when searching for your ticket from Washington Dulles Airport to Saint George Airport. Here are the most popular stopovers between IAD and SGU:

    • Dallas Fort Worth International Airport

    • Denver International Airport

    • Phoenix Sky Harbour Airport

How to find the cheapest flights from Washington Dulles Airport (IAD) to Saint George Airport (SGU)

  • 321 € is the lowest price for a one-way Washington Dulles Airport to Saint George Airport flight. A return flight starts from 321 €. These fares may change depending on demand and availability.

  • To score cheap tickets from IAD to SGU, book early. Airlines tend to offer the most competitive fares when flights are first made available.

  • If you can be flexible with your travel dates, try using the 'Whole month' search tool. It'll show you the cheapest price across each month when searching for a flight from Washington Dulles Airport to Saint George Airport.

  • Getting your hands on cheap flights from IAD to SGU is easy with Price Alerts. Simply set up one of these automatic alerts and we'll let you know when a new deal comes up.

  • Find the perfect flight for you with the help of the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Washington Dulles Airport to Saint George Airport, use the 'Sort by' tool. You can also filter results by airline, departure and arrival times, and journey duration.

Handy information about Washington Dulles Airport (IAD)

  • The address for IAD is 1 Saarinen Circle.

  • When it comes to the on-time performance of Washington Dulles Airport, 77% of flights stick to their scheduled arrival time.

  • Washington Dulles Airport is about 40 kilometres from central Washington DC. If you're catching a taxi, ride-sharing or driving from the centre, it'll take you 45 minutes or so to get there, depending on the traffic.

  • Catching public transport? Expect a trip time of around 1 hour 10 minutes.

  • Catching an early flight from Washington Dulles Airport to Saint George Airport? Avoid the hassle of rushing to the airport (and sneak in some extra snooze time) by choosing one of these stays near IAD:

Arriving at Saint George Airport (SGU)

When to fly to Saint George Airport (SGU)

  • It's time to work out your travel dates for your flight from Washington Dulles Airport to Saint George Airport. November is the busiest month to visit Saint George. If you want a more low-key vibe, go in September.

  • Book your flight from Washington Dulles Airport to Saint George Airport for July if you'd like to go to Saint George during its warmest month. You can expect temperatures of between 18ºC (64ºF) and 41ºC (106ºF).

  • Search for cheap tickets from IAD to SGU in January if you like cooler conditions. Temperatures are at their lowest then, ranging between -3ºC (27ºF) and 14ºC (57ºF) on average.

Explore more of the United States

  • Phoenix is just one of the many places in the United States waiting to be explored after you've seen Saint George. Around 434 kilometres away to the south, well-known attractions include Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum.

  • If you're looking to explore another well-known destination in the United States, consider Las Vegas, roughly 177 kilometres south-west of Saint George. Ciudad del Pecado o Las Vegas, Las Vegas Strip and Fountains of Bellagio are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.